In this sequel to "Howliday Inn," the Monroe family pets are again boarded at Chateau Bow-Wow, where some spooky goings-on serve as a distraction from the kennel's poor food. First there is the omen: A relentless rain stops suddenly at 3:00 am and Chester shows Harold and Howie a cat carrier, open and waiting, by the front door. Chester, who has been reading avidly about the paranormal, predicts that they will soon be traveling someplace, and chances...